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Fixes Ramotion#175
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RAMAnimatedTabBarController/RAMAnimatedTabBarController+BottomLine.swift
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| // Copyright (c) 03/05/2018. Ramotion Inc. (http://ramotion.com) | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in | ||
| // all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| // THE SOFTWARE. | ||
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| import Foundation | ||
| import UIKit | ||
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| extension RAMAnimatedTabBarController { | ||
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| func createBottomLine() { | ||
| guard let currentItem = (containers.filter { $0.value.tag == 0 }).first?.value else { return } | ||
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| let lineHeight: CGFloat = 2 | ||
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| let container = UIView() | ||
| container.backgroundColor = .clear | ||
| container.translatesAutoresizingMaskIntoConstraints = false | ||
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| view.addSubview(container) | ||
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| container.leadingAnchor.constraint(equalTo: view.leadingAnchor).isActive = true | ||
| container.trailingAnchor.constraint(equalTo: view.trailingAnchor).isActive = true | ||
| container.bottomAnchor.constraint(equalTo: view.bottomAnchor).isActive = true | ||
| container.heightAnchor.constraint(equalToConstant: lineHeight).isActive = true | ||
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| let line = UIView() | ||
| line.backgroundColor = bottomLineColor | ||
| line.translatesAutoresizingMaskIntoConstraints = false | ||
| container.addSubview(line) | ||
| bottomLine = line | ||
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| lineLeadingConstraint = bottomLine?.leadingAnchor.constraint(equalTo: currentItem.leadingAnchor) | ||
| lineLeadingConstraint?.isActive = true | ||
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| bottomLine?.bottomAnchor.constraint(equalTo: view.bottomAnchor).isActive = true | ||
| bottomLine?.heightAnchor.constraint(equalToConstant: lineHeight).isActive = true | ||
| bottomLine?.widthAnchor.constraint(equalTo: currentItem.widthAnchor).isActive = true | ||
| } | ||
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| func removeBottomLine() { | ||
| guard let bottomLine = self.bottomLine else { return } | ||
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| bottomLine.superview?.removeFromSuperview() | ||
| self.bottomLine = nil | ||
| lineLeadingConstraint?.isActive = false | ||
| lineLeadingConstraint = nil | ||
| } | ||
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| func setBottomLinePosition(index: Int, animated: Bool = true) { | ||
| guard let itemsCount = tabBar.items?.count, itemsCount > index, | ||
| let currentItem = (containers.filter { $0.value.tag == index}).first?.value else { return } | ||
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| lineLeadingConstraint?.isActive = false | ||
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| lineLeadingConstraint = bottomLine?.leadingAnchor.constraint(equalTo: currentItem.leadingAnchor) | ||
| lineLeadingConstraint?.isActive = true | ||
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| if animated { | ||
| UIView.animate(withDuration: bottomLineMoveDuration) { self.bottomLine?.superview?.layoutIfNeeded() } | ||
| } else { | ||
| self.bottomLine?.superview?.layoutIfNeeded() | ||
| } | ||
| } | ||
| } |
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8 changes: 8 additions & 0 deletions
8
...RAMAnimatedTabBarDemo.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,8 @@ | ||
| <?xml version="1.0" encoding="UTF-8"?> | ||
| <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> | ||
| <plist version="1.0"> | ||
| <dict> | ||
| <key>IDEDidComputeMac32BitWarning</key> | ||
| <true/> | ||
| </dict> | ||
| </plist> |
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